Razor MX350 15128050, MX650 15165070, MX500 15128190 Chain and Rear Tire Replacement MX350

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Repair and Maintenance

qChain and Rear Tire Replacement – MX350

Tools required: 10mm wrench, two (2) 8mm wrenches, and two (2) 17mm wrenches.

1 Loosen screws and remove chain guard.

4With two 17mm wrenches, loosen the axle. Push the chain tensioner down to loosen the chain and pull the wheel out.

Note: Your hands will get greasy doing this.

2With a 10mm wrench, loosen the brake cable anchor and disconnect the cable.

5Pull the wheel out. Note the arrangement of the hardware sequence.

3With two 8mm wrenches, loosen brake housing anchor and disconnect. Keep the spacer and washers together.

6 Install the new chain or wheel by slipping the chain around the axle. Slide the axle into the slots on the frame. Slide the chain tensioner down and maneuver the chain onto the rear sprocket and front sprocket.

7To hook up the brake housing anchor, align the cable guide adjuster and install the spacer and bolt. Do not tighten until final step.

8 Install the brake spring and thread the cable wire into the cable anchor. Thread the cable to its original position and tighten securely.

9 Tighten the brake housing anchor securely. Re-attach the chain guard. Test ride and check. Readjust as needed.

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Contents Read and understand this entire manual before riding Safety Warnings ContentsBefore You Begin Estimated Assembly and Set-Up TimeRequired Tools Charging the Battery Assembly and Set-UpAttaching the Front Forks MX350 Attaching the Handlebars Installing the Front Wheel MX500 / MX650Attaching the Front Fender and Number Plate Inflating the Tires Repair and MaintenanceTesting the Brakes Adjusting the Brakes MX350Chain and Rear Tire Replacement MX350 Chain and Tire Replacement MX500 / MX650 QChecking Spoke Tension MX500 / MX650 Replacing the Fuse MX350 / MX500 / MX650Charger Battery Care and DisposalReplacement Parts Repair Centers Chain and SprocketSB 1918 California Declaration Troubleshooting Guide Charger gets warm Normal response to charger use Sometimes the vehicle Loose wires or connectorsVehicle does not stop Brakes are not adjusted properly RepairMX350 Parts MX350 Parts MX500 / MX650 Parts MX500 / MX650 Parts Warranty Safety reminders

MX500 15128190, MX650 15165070, MX350 15128050 specifications

The Razor MX350, MX500, and MX650 are electric dirt bikes designed for young riders, providing a thrilling yet safe introduction to off-road biking. Each model offers distinct features while sharing a common DNA that ensures safety and ease of use.

The Razor MX350, model number 15128050, is particularly suited for younger riders with its manageable size and weight. It features a 24V (two 12V) sealed lead-acid rechargeable battery system that provides an impressive ride time of up to 40 minutes on a single charge. The MX350 supports a maximum rider weight of 140 pounds and can reach speeds of up to 14 miles per hour, making it perfect for neighborhood rides or light trails. The bike is equipped with a twist-grip throttle for smooth acceleration, and its high-torque motor offers a powerful experience. Additionally, the MX350 has a sturdy steel frame and 12-inch pneumatic knobby tires for enhanced stability and traction on various terrains.

Stepping up from the MX350, the Razor MX500 (model number 15128190) caters to slightly older and heavier riders. This model boasts a larger 36V battery system that allows for longer ride times of 40 minutes and speeds reaching up to 15 miles per hour. The MX500 is capable of supporting a maximum weight of 175 pounds. Its oversized, 16-inch front and 14-inch rear tires ensure superior grip and stability, while the dual suspension system significantly enhances comfort on bumpy surfaces. The electric motor provides a thrilling ride, offering exceptional power that encourages adventurous off-road experiences.

The Razor MX650 (model number 15165070) is the ultimate model in this trio, designed for riders up to 220 pounds. With its high-performance 36V battery system, the MX650 can hit speeds of 17 miles per hour and also delivers up to 40 minutes of continuous use. Its robust build includes larger 16-inch wheels that provide better ground clearance and superior handling on rough terrain. The bike is equipped with a rear suspension system that absorbs shocks effectively, making it suitable for more rugged trails. Like its counterparts, the MX650 features a quiet motor, which minimizes noise disturbances, allowing for enjoyable rides without compromising the environment.

All three models come with front and rear caliper brakes, ensuring effective stopping power for added safety. The sleek design and vibrant colors appeal to young riders, encouraging outdoor activity and promoting a fun, adventurous spirit. The Razor MX series combines innovative technology with durable construction, making these electric dirt bikes a great investment for parents looking to provide a safe and exhilarating riding experience for their children.
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